What follows is a long list of the key features within iThoughts (iOS, macOS and Windows) - not a classic marketing approach, I grant you - but it does tell you what they do...

cs = Coming Soon

iOS macOS Windows
Functionality
4x Layouts (Horizontal, Vertical etc)
3x Auto Layout (Full, Partial, None)
4x Map Styles (full color, wireframe etc)
6x Link Styles (Linked, Straight, Curved etc)
30x Canvas Options
90x Stock Images
100 Stock Icons
13x Topic Shapes (Rectangle, Oval etc)
Rich Text Formatting (Markdown)
Task Attributes (Start, Due, Progress etc)
Boundaries (Grouping topics on a branch)
Relationships (Linking related topics)
Topic Sorting (Auto, Once, Random etc)
Topic Numbering
Callouts
Topic Notes
Topic Hyperlinks
Presentation Mode
Doodle
Research (lookup text)
Advanced Filtering
Search/Replace
Printing
Focus Mode
Zoom
Auto Zoom
Cloud Syncing (iCloud, OneDrive, Dropbox etc
Encrypted, Password Protected Maps
Outline View
Custom Background Canvases
Auto Balanced Maps
Hand Drawn Effect
Topic Summaries
Conditional Formatting
LaTeX Support
Languages 11x11x11x
Import Formats
Freemind/Freeplane (.mm)
Mindmanager (.mmap v6 and later)
ConceptDraw (.cdmz)
Mindview (.mvd and .mvdx)
Novamind v5 (.nm5)
XMind8 & 2021 (.xmind)
iMindmap v5+ (.imx)
MyThoughts (.mytx)
Mindnode (.mindnode)
Mindmapper (.twdx)
OPML (.opml)
Rich Text (.rtf) cs
Plain Text (.txt)
Markdown (.md or .markdown)
CSV cs
Scapple (.scap)
CMAP (.cxl)
MindGenius6 (.mgmx)
SimpleMind (.smmx)
MindMeister (.mind)
Export Formats
Freemind/Freeplane (.mm)
Mindmanager (.mmap v6 and later)
ConceptDraw (.cdmz)
Mindview (.mvd and .mvdx)
Novamind v5 (.nm5)
XMind8 (.xmind)
iMindmap v5+ (.imx)
OPML (.opml)
Rich Text (.rtf) cs
Plain Text (.txt) cs
Markdown (.markdown)
Textpack (.textpack)
CSV cs
MS Word (.docx)
MS PowerPoint (.pptx)
MS Project (.xml)
PDF
Website cs
Image (.png)
Flashcard (Cram.com/Quizlet.com)
Things (CulturedCode.com)